article{
    margin:0 auto;
    width:1200px;
    min-height: 250px;
    border:2px solid #222;
    .plant{
        width:100%;
    }
    .workshop{
        margin:20px auto;
        width:85%;
        border:2px solid #222;
    }
    .line{
        margin:20px auto;
        width:85%;
        border:2px solid #222;
    }
}

.displayBox{
    width:10%;
    height:50px;
    line-height: 50px;
    text-align: center;
    border-right:1px solid blue;
    border-bottom:1px solid blue;
}